28803945

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{51899}}^1$

素因数の和:51944

約数の個数: 16

約数和(自身を含む): 47332800

約数和(自身を除く): 18528855

約数列:

[1, 3, 5, 15, 37, 111, 185, 555, 51899, 155697, 259495, 778485, 1920263, 5760789, 9601315, 28803945]

約数ペア:

[(1, 28803945), (3, 9601315), (5, 5760789), (15, 1920263), (37, 778485), (111, 259495), (185, 155697), (555, 51899)]